EP 1930970 A1 20080611 - Electrochemical cell grommet having a sidewall with a nonuniform thickness
Title (en)
Electrochemical cell grommet having a sidewall with a nonuniform thickness
Title (de)
Elektrochemische Zellöse mit Seitenwand von nicht einheitlicher Dicke
Title (fr)
Rondelle de cellule électrochimique comportant une paroi latérale avec une épaisseur non uniforme
Publication
Application
Priority
US 60815906 A 20061207
Abstract (en)
The present disclosure relates generally to an electrochemical cell (101) such as a battery, and more particularly to an improved grommet suitable for electrically insulating an anode can from a cathode can of an electrochemical cell. In particular, the present disclosure relates to an improved grommet (125) that has a tubular sidewall (129) that varies in thickness from top to bottom.
IPC 8 full level
H01M 12/06 (2006.01); H01M 50/183 (2021.01)
CPC (source: EP US)
H01M 12/06 (2013.01 - EP US); H01M 50/183 (2021.01 - EP US); Y02E 60/10 (2013.01 - EP)
Citation (applicant)
US 5804327 A 19980908 - OLTMAN JOHN EDWARD [US]
Citation (search report)
- [X] US 3723184 A 19730327 - STARK R, et al
- [X] US 4656104 A 19870407 - TUCHOLSKI GARY R [US]
- [X] WO 0052772 A2 20000908 - EVEREADY BATTERY INC [US]
- [X] EP 0279348 A2 19880824 - RAY O VAC CORP [US]
Designated contracting state (EPC)
DE DK GB
Designated extension state (EPC)
AL BA HR MK RS
DOCDB simple family (publication)
EP 1930970 A1 20080611; EP 1930970 B1 20150318; US 2008138705 A1 20080612; US 8003251 B2 20110823
DOCDB simple family (application)
EP 07254757 A 20071207; US 60815906 A 20061207